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Marquise|Lab Grown|IGI

1.56ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG837605140

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837605140

Diamond specifications and retailer prices

From $451 NZD
$254 USD
As of November 2, 2026
Save $1,951 NZD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,403 NZD at With Clarity · As of November 3, 2026
View at With Clarity

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837605140 or 837605140. Listed at 14 retailers as of November 2, 2026, with prices from $451 to $2,403, a $1,951 spread on the same certified stone. With Clarity lists it at $2,403. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837605140
Dimensions11.95 × 5.93 × 3.77 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.95 mm5.93 mm1.56 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837605140
Side View
Table 62.0%Crown 39°Girdle: THN-STKPavilion 40.7°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $654 NZD|Low: $437 NZD|High: $2,403 NZD|Avg: $1,548 NZD|-2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
November 2, 2026
Retailer 12$451 NZD
Retailer 9$524 NZD
Retailer 1$654 NZD
Retailer 7$926 NZD
Retailer 4$1,164 NZD
Retailer 6$1,305 NZD
Retailer 10$1,720 NZD
Retailer 8$1,724 NZD
Retailer 3$1,800 NZD
Retailer 2$2,042 NZD
Retailer 11$2,186 NZD
Retailer 5$2,244 NZD
With Clarity$2,403 NZD

31 data points across 13 retailers

14 retailers$451 NZD to $2,403 NZD

A
Cheapest Retailer
-
$451 NZD
$254 USD
Retailer 2
-
$451 NZD
$254 USD
View
Price last confirmed 10 days ago
Retailer 3
-
$524 NZD
$295 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$654 NZD
£290 GBP
View
Retailer 5
-
$926 NZD
€496 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,164 NZD
$655 USD
View
A
Retailer 7
-
$1,305 NZD
A$1,130 AUD
View
B+
Retailer 8
-
$1,720 NZD
$968 USD
View
B+
Retailer 9
-
$1,724 NZD
$970 USD
View
Retailer 10
-
$1,800 NZD
$1,013 USD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$2,042 NZD
$1,149 USD
View
B
Retailer 12
-
$2,186 NZD
$1,230 USD
View
B+
Retailer 13
-
$2,244 NZD
£994 GBP
View
Most Expensive
B
With Clarity
837605140 · Nov 3
$2,403 NZD
$1,352 USD
View
13 more retailers have this diamond
Prices start from $451 NZDSave up to $1,951 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.56ct Marquise
$451 NZD